JPH07193413A - Antenna device for reception - Google Patents

Abstract

PURPOSE:To surely connect an antenna element with a receiver via a power feeding line without disconnecting the antenna element by providing an installation hole for mounting construction material on which the antenna element is provided on the side of a building, corresponding to the power feeding part of the antenna element. CONSTITUTION:Plural of rectangular antenna element 1 having a pair of long side parts 2 and a pair of short side parts 3 are provided on the same surface and are arranged so that the long side part 2 may be arranged successively and in parallel and prescribed space may be placed in the direction of a short side part 3. On each halfway part of the opposed long side part 2 of each element 1, a pair of power feeding part 4 is provided. The element 1 is imparted to the lower side surface of roof material 6 by conductive material such as the application of conductive paint sticking a conductive tape, etc., an installation hole 7 is provided on the roof material 6 corresponding to the power feeding part 4, and each element 1 and the roof material 6 composes an antenna device 9 for reception. As for the nail for mounting construction material inserting and passing the installation hole 7, the head part side passes through the power feeding part 4 of the element 1 and is brought into contact with the power feeding part 4. The tip side of the nail is connected with the power feeding line via a connection tool and is connected with a receiver.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a receiving antenna device used as a building material by incorporating an antenna element into a building material such as a roofing material or a wall material.

[0002]

2. Description of the Related Art In order to realize a receiving antenna device which is less likely to be damaged by snow, a planar antenna device that can be installed under the eaves has been proposed. If it is installed exposed to the outside, the planar antenna device may damage the appearance of the building such as a house, and the planar antenna device may be damaged or damaged by external factors such as wind and rain. There is also a great risk of causing radio interference. Therefore, in order to prevent the appearance of the building from being damaged and causing damage or radio interference due to external factors such as wind and rain, the antenna element is used as a roof material or a wall material. It is considered to be incorporated into a building material and used as a receiving antenna device for the building material.

[0003]

However, when the antenna element is incorporated into a building material such as a roofing material or a wall material and used as a receiving antenna device for the building material, the receiving antenna device is, for example, a nail for mounting the building material. In some cases, a building material mounting nail may cut an intermediate part of the antenna element during mounting, which makes it difficult for the receiving antenna device for building material to receive radio waves.

In view of the above-mentioned problems, the present invention is designed so that the antenna element can be surely connected to the receiver side through the feeder line without being cut off at the time of construction.

[0005]

The technical means of the present invention for solving this technical problem comprises an antenna element 1, and a feeding section 4 of each antenna element 1 is connected to a receiver via a feeding line 17. In the receiving antenna device connected to the side, the antenna element 1 is provided on a building material 6 such as a roofing material or a wall material, and the building material 6 is constructed with a building material attaching nail 15. The mounting hole 7 for mounting on the object side is provided corresponding to the feeding portion 4 of the antenna element 1.

[0006]

When mounting the receiving antenna device, the building material mounting nails 15 may be inserted into the mounting holes 7 of the building material 6 and struck on the building side. There is no fear of cutting the part, and the receiving antenna device can be mounted well.

[0007]

The present invention will be described below with reference to the illustrated embodiments. 1 and 2, reference numeral 1 denotes a rectangular antenna element having a pair of long side portions 2 and a pair of short side portions 3. In the illustrated example, four antenna elements 1 are provided on the same plane, and a pair of long side portions 2 are sequentially arranged in parallel and are arranged side by side in the direction of the short side portion 3 at a predetermined interval. A pair of feeding parts 4 is provided in the middle of the long sides 2 of each antenna element 1 facing each other. When the wavelength of the received radio wave is λ, the length of the pair of long side portions 2 is set to 0.50λ, and the length of the pair of short side portions 3 is set to 0.27λ.

Each antenna element 1 is provided on the lower surface of the roof member 6 with a conductive material such as coating with a conductive paint or sticking a conductive tape, and the antenna element 1 is fed with power as shown in FIG. The roof member 6 is provided with a mounting hole 7 corresponding to the portion 4, and each antenna element 1 and the roof member 6 constitute a receiving antenna device 9. This receiving antenna device 9
As shown in FIG. 4, together with other roofing materials 11, the roof plate 12 of the building is arranged via the waterproof sheet 13 on the roof plate 12 of the building, and the roof plate 12 is inserted by the building material mounting nails 15 inserted into the mounting holes 7.
Have been struck by.

Construction material mounting nail 1 inserted through the mounting hole 7
The head portion 5 penetrates the feeding portion 4 of the antenna element 1 and is in contact with the feeding portion 4. Also, building material mounting nails 15
The feeder line 17 is connected to the tip end side of the antenna via the connector 16, and the feeder line 17 is connected to the receiver side in the building. Nail 1
5 and the power supply line 17 are connected to the receiver.

The power supply lines 17 connected to the respective antenna elements 1 are connected to each other at a junction point on the way, and from here, a single power supply line is connected to the receiver side. The beam directivity angle of the receiving antenna device 9 can be adjusted from the vertical direction to the direction in which the antenna elements 1 are arranged by changing the length from the power feeding portion 4 of each power feeding line 17 to the junction point. .

FIGS. 5 and 6 show another embodiment, in which a pair of dipole antenna elements 1 are electrically connected to the lower surface of the roof member 6 by applying a conductive paint or a conductive tape. Depending on the material, each antenna element 1 and roof material 11
And constitute a dipole type receiving antenna device 9. The roof material 11 is provided with a mounting hole 7 corresponding to the feeding portion 4 of the antenna element 1, and a pair of mounting holes 19 is provided at a position off the antenna material 1 of the roof material 11, and the mounting holes 7 and 19 are provided. The roof material 11 can be struck to the building side such as a building board by the inserted building material mounting nails 15. Although not shown, the building material mounting nail 15 inserted into the mounting hole 7 has its head side penetrating the power feeding portion 4 of the antenna element 9 similarly to the above-described embodiment.
Is in contact with. Further, a power supply line 17 is connected to the tip end side of the building material mounting nail 15 via a connector 16, whereby the power feeding unit 4 of each antenna element 1 receives via the building material mounting nail 15 and the power feeding line 17. Is connected to the machine.

In the above embodiment, the antenna element 1 is provided on the lower surface of the roof member 6, but instead of this, the antenna element 1 is provided on the upper surface of the roof member 6 or inside the roof member 6. It may be incorporated. Further, the receiving antenna device 9 may be configured by providing the antenna element 1 on an outer wall material or other building material instead of the roof material 6. Further, the shape of the antenna is not limited to that in the embodiment, and may be another shape.

[0013]

According to the present invention, the antenna element 1 is provided on a building material 6 such as a roof material and a wall material, and the building material 6 is attached to the building side by the building material mounting nails 15. Since the mounting hole 7 for mounting is provided corresponding to the power feeding portion 4 of the antenna element 1, by mounting the building material 6 on the building side by the building material mounting nail 15 inserted into the mounting hole 7, There is no risk of cutting the middle part of the antenna element 1 with a nail, and the antenna device can be mounted well. Moreover, the nail 15 for mounting the building material is the antenna element 1
Since the power supply unit 4 contacts the power supply unit 4, the antenna element 1 can be easily and surely connected to the receiver side by connecting the power supply line 4 to the building material mounting nail 15 through the building material mounting nail 15.

[Brief description of drawings]

FIG. 1 is a rear view showing an embodiment of the present invention.

FIG. 2 is a bottom view of the same.

FIG. 3 is a sectional view of the same.

FIG. 4 is a cross-sectional view showing a mounted state of the antenna device.

FIG. 5 is a rear view showing another embodiment.

FIG. 6 is a sectional view of the same.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Antenna element 4 Feed part 6 Roofing material 7 Mounting hole 9 Receiving antenna device 15 Building material mounting nail 17 Feeding wire

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hideo Sakata 1-247 Shikitsuhigashi, Naniwa-ku, Osaka-shi, Osaka Kubota Corporation (72) Inventor Yasunori Sueyoshi Shikazuhigashi, Naniwa-ku, Osaka-shi, Osaka 1-247, Kubota Co., Ltd. (72) Inventor, Takahiro Mizoguchi 1-24-47, Shikitsuhigashi, Naniwa-ku, Osaka City, Osaka Prefecture Kubota Co., Ltd.

Claims (4)

[Claims] 1. A receiving antenna device comprising an antenna element (1), wherein a power feeding section (4) of each antenna element (1) is connected to a receiver side via a power feeding line (17), The antenna element (1) is provided on a building material (6) such as a roof material and a wall material, and the building material (6) is attached to the building side with a building material mounting nail (15). A receiving antenna device, characterized in that a mounting hole (7) for mounting is provided corresponding to a power feeding portion (4) of the antenna element (1). 2. A receiving antenna device comprising an antenna element (1), wherein a feeding portion (4) of each antenna element (1) is connected to a receiver side via a feeding line (17), The antenna element (1) is provided in a building material (6) such as a roof material and a wall material, and a mounting hole (7) in the building material (6) corresponds to the power feeding portion (4) of the antenna element (1). The building material (6) is attached to the building side by the building material mounting nails (15) provided in the mounting holes (7), and the antenna element (1) is attached through the building material mounting nails (15). ) Is connected to a feeder line (17). 3. A rectangular antenna element (1) having a pair of long side portions (2) and a pair of short side portions (3),
The antenna element (1) is provided with a pair of power feeding parts (4) in the middle of opposing sides, and the power feeding part (4) of each antenna element (1) is connected to the receiver side via the power feeding line (17). In the receiving antenna device, the antenna element (1) is provided on a building material (6) such as a roof material and a wall material, and the building material (6) is constructed on the building material (6). A receiving antenna device, characterized in that a mounting hole (7) for mounting on the building side with a material mounting nail (15) is provided corresponding to the power feeding portion (4) of the antenna element (1). . 4. A pair of dipole antenna elements (1) are provided, and a feeding portion (4) of each antenna element (1).
In the receiving antenna device, the antenna element (1) is provided on a building material (6) such as a roof material and a wall material, and a building material ( In 6), a mounting hole (7) for mounting the building material (6) on the building side with a building material mounting nail (15) is provided corresponding to the power feeding section (4) of the antenna element (1). A receiving antenna device characterized by being provided.